Description:
General H type Fin production capacity | General specifications of H type fin tubes |
Production Facility: 6 finning machines;Daily capacity up to 20 tons; | Tube OD: 73 mm max.Tube Length: 18 meters max.Fin Thickness: 1.5mm ~3.5mmFin Pitch: 10mm Min. |
Manufacturing ProcessSquare or Rectangular H Fins are welded on a steel base tube. We call it H Fin Type Tubing.
Acceptance CriteriaApproved drawing and the delivery conditions (TDC) of clients. Additional ServicesTube swaging, elbows, bends(90° / 180° or as per client's design). Quality TestsThe Square or Rectangular H Finned Tube quality is assured by hydrostatic or pneumatic tests, eddy current tests and tensile tests in order to verify the mechanical bonding between inner tubes and outer fins. Surface CoatingOutside-Red oxide zinc ste primer and inside volatile corrosion inhibitor (VCI) in water soluble tablet form. Delivery Condition: Tube ends are square cut, free burrs, internally dried and air blown clean, externally coated with varnish at both ends of Square or Rectangualr Fin Tube. Applications:
Specifications:
| Items | General Materials | Popular ASTM /ASME Materials |
| Core Tube Material | Carbon Steel Alloy Steel Heat Resistant Steel, Stainless Steel | 1. Carbon Steel: A106 / A179 /A192 / A210 etc...2. Stainless Steel: TP304/304L,TP316/TP316L, TP347 etc...3. Alloy Steel: P5,T5,P9,T9,T11,T22 |
FinMaterial | Carbon Steel Stainless Steel | 1. Carbon Steel 2. Stainless Steel: TP409/410,TP304/304L,TP316/TP316L etc... |
Dimensions Data Sheet We're Supplying.
General Descriptions of H-fins | Popular Specifications we make |
Tube OD(mm) | 25mm to 73mm |
Tube Wall thickness(mm) | 2.5mm Min. |
Tube length(mm) | 18000mm Max. |
Fin thickness(mm) | 1.5mm to 3.5mm |
Fin pitch(mm) | 10mm Min. |
Please us for more information. | |
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